<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>v-pre指令</title>
    	<!-- 引入Vue -->
		<script type="text/javascript" src="../js/vue.js"></script>
</head>
<body>
    
    <div id ="root">
        <h2 v-pre>Vue其实很简单</h2>
        <h2>当前的n值是:{{n}}</h2>
        <button @click="n++">点我n+1</button>
    </div>

    <script type="text/javascript">
        Vue.config.productionTip = false //阻止 vue 在启动时生成生产提示。

        new Vue({
            el:'#root',
            data:{
                n:1
            }
        })

    </script>
</body>
</html>